Like to create a La Pieta set with comics like these: I think this is a very interesting list. I am sure there are tons of others that I am missing.
1.) Superman's Girlfriend Lois Lane #128 (Superman holding Lois)
2.) Superman's Girlfriend Lois Lane #102 (Superman holding Lois)
3.) Batman Vol 1 #613 (Batman holding Catwoman)
4.) The Brave and the Bold #105 (Batman holding Wonder Woman)
5.) Detective Comics Vol 1 #569 (Joker holding Catwoman)
6.) Detective Comics V